"How magnificently did the Tigers bullpen perform for Justin Verlander this season? How much did it contribute to his season?

Verlander pitched three complete-game wins. In 21 other games, he turned a lead over to the bullpen in the seventh inning or later. In all 21 games, the bullpen held the lead the rest of the way. Thus Verlander went 21-0 in those games.

In those 21 games, as it worked to keep Verlander's lead and finish his win, the bullpen compiled an ERA of 1.10. In those 21 games that it took over a lead for Verlander, the bullpen allowed a total of four earned runs."